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Finding the Fourth Proportional to 33,227.60, 49,783.80 and 21,534.80

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Solution

The fourth proportional to 33,227.60, 49,783.80 and 21,534.80 is: 32,264.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,227.60 : 49,783.80 = 21,534.80 : x
  2. Step 2: Convert to fraction form
    33,227.60/49,783.80 = 21,534.80/x
  3. Step 3: Cross multiply
    33,227.60x = 49,783.80 × 21,534.80
  4. Step 4: Simplify right side
    33,227.60x = 1,072,084,176.24
  5. Step 5: Solve for x
    x = 1,072,084,176.24/33,227.60
  6. Step 6: Final answer
    x = 32,264.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.